-$ python3 ${bindir:=.}/actor-join.py ${platfdir}/small_platform.xml
+$ ${pythoncmd:=python3} ${PYTHON_TOOL_OPTIONS:=} ${srcdir:=.}/actor-join.py ${platfdir}/small_platform.xml
> [Tremblay:master:(1) 0.000000] [python/INFO] Start sleeper
> [Tremblay:sleeper from master:(2) 0.000000] [python/INFO] Sleeper started
> [Tremblay:master:(1) 0.000000] [python/INFO] Join the sleeper (timeout 2)